diff --git a/.editorconfig b/.editorconfig
new file mode 100644
index 00000000..7472e45c
--- /dev/null
+++ b/.editorconfig
@@ -0,0 +1,18 @@
+# EditorConfig — the file-level basics (charset, line endings, indent, final
+# newline) that every editor and formatter should agree on, so a "format
+# document" in one editor doesn't produce diff noise for the next person.
+# https://editorconfig.org
+
+root = true
+
+[*]
+charset = utf-8
+end_of_line = lf
+indent_style = space
+indent_size = 2
+insert_final_newline = true
+trim_trailing_whitespace = true
+
+[*.md]
+# Two trailing spaces are a hard line break in Markdown — don't strip them.
+trim_trailing_whitespace = false
diff --git a/LICENSE b/LICENSE
index c41881bd..3029ed56 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2024 Jason Ng
+Copyright (c) 2026 Jason Ng
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal